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Take space state into account for caps (A11) 

Bug: 6950087
Change-Id: I8a1bca24db64b4dd54db8ac74d90cf43cbdddab6
main
Jean Chalard 2012-09-14 16:53:01 +09:00
parent 764dd71203
commit 90a9127244
4 changed files with 79 additions and 46 deletions
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18
java/src/com/android/inputmethod/latin/LatinIME.java
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@ -741,6 +741,7 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
// switcher.loadKeyboard; in apps like Talk, we come here when the text is sent and the
// field gets emptied and we need to re-evaluate the shift state, but not the whole layout
// which would be disruptive.
// Space state must be updated before calling updateShiftState
mKeyboardSwitcher.updateShiftState();
mHandler.cancelUpdateSuggestionStrip();
@ -1114,11 +1115,10 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
// unless needed.
if (mWordComposer.isComposingWord()) return Constants.TextUtils.CAP_MODE_OFF;
// TODO: This blocking IPC call is heavy. Consider doing this without using IPC calls.
// Note: getCursorCapsMode() returns the current capitalization mode that is any
// combination of CAP_MODE_CHARACTERS, CAP_MODE_WORDS, and CAP_MODE_SENTENCES. 0 means none
// of them.
return mConnection.getCursorCapsMode(inputType, mSubtypeSwitcher.getCurrentSubtypeLocale());
// Warning: this depends on mSpaceState, which may not be the most current value. If
// mSpaceState gets updated later, whoever called this may need to be told about it.
return mConnection.getCursorCapsMode(inputType, mSubtypeSwitcher.getCurrentSubtypeLocale(),
SPACE_STATE_PHANTOM == mSpaceState);
}
// Factor in auto-caps and manual caps and compute the current caps mode.
@ -1391,9 +1391,10 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
}
mConnection.commitText(text, 1);
mConnection.endBatchEdit();
// Space state must be updated before calling updateShiftState
mSpaceState = SPACE_STATE_NONE;
mKeyboardSwitcher.updateShiftState();
mKeyboardSwitcher.onCodeInput(Keyboard.CODE_OUTPUT_TEXT);
mSpaceState = SPACE_STATE_NONE;
mEnteredText = text;
}
@ -1509,8 +1510,9 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
mConnection.setComposingText(batchInputText, 1);
mExpectingUpdateSelection = true;
mConnection.endBatchEdit();
mKeyboardSwitcher.updateShiftState();
// Space state must be updated before calling updateShiftState
mSpaceState = SPACE_STATE_PHANTOM;
mKeyboardSwitcher.updateShiftState();
}
private CharSequence specificTldProcessingOnTextInput(final CharSequence text) {
@ -2019,8 +2021,8 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
mConnection.endBatchEdit();
// Don't allow cancellation of manual pick
mLastComposedWord.deactivate();
// Space state must be updated before calling updateShiftState
mSpaceState = SPACE_STATE_PHANTOM;
// TODO: is this necessary?
mKeyboardSwitcher.updateShiftState();
// We should show the "Touch again to save" hint if the user pressed the first entry

21
java/src/com/android/inputmethod/latin/RichInputConnection.java
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@ -190,7 +190,23 @@ public class RichInputConnection {
}
}
public int getCursorCapsMode(final int inputType, final Locale locale) {
/**
* Gets the caps modes we should be in after this specific string.
*
* This returns a bit set of TextUtils#CAP_MODE_*, masked by the inputType argument.
* This method also supports faking an additional space after the string passed in argument,
* to support cases where a space will be added automatically, like in phantom space
* state for example.
* Note that for English, we are using American typography rules (which are not specific to
* American English, it's just the most common set of rules for English).
*
* @param inputType a mask of the caps modes to test for.
* @param locale what language should be considered.
* @param hasSpaceBefore if we should consider there should be a space after the string.
* @return the caps modes that should be on as a set of bits
*/
public int getCursorCapsMode(final int inputType, final Locale locale,
final boolean hasSpaceBefore) {
mIC = mParent.getCurrentInputConnection();
if (null == mIC) return Constants.TextUtils.CAP_MODE_OFF;
if (!TextUtils.isEmpty(mComposingText)) return Constants.TextUtils.CAP_MODE_OFF;
@ -205,7 +221,8 @@ public class RichInputConnection {
}
// This never calls InputConnection#getCapsMode - in fact, it's a static method that
// never blocks or initiates IPC.
return StringUtils.getCapsMode(mCommittedTextBeforeComposingText, inputType, locale);
return StringUtils.getCapsMode(mCommittedTextBeforeComposingText, inputType, locale,
hasSpaceBefore);
}
public CharSequence getTextBeforeCursor(final int i, final int j) {

19
java/src/com/android/inputmethod/latin/StringUtils.java
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@ -197,13 +197,15 @@ public final class StringUtils {
* {@link TextUtils#CAP_MODE_CHARACTERS}, {@link TextUtils#CAP_MODE_WORDS}, and
* {@link TextUtils#CAP_MODE_SENTENCES}.
* @param locale The locale to consider for capitalization rules
* @param hasSpaceBefore Whether we should consider there is a space inserted at the end of cs
*
* @return Returns the actual capitalization modes that can be in effect
* at the current position, which is any combination of
* {@link TextUtils#CAP_MODE_CHARACTERS}, {@link TextUtils#CAP_MODE_WORDS}, and
* {@link TextUtils#CAP_MODE_SENTENCES}.
*/
public static int getCapsMode(final CharSequence cs, final int reqModes, final Locale locale) {
public static int getCapsMode(final CharSequence cs, final int reqModes, final Locale locale,
final boolean hasSpaceBefore) {
// Quick description of what we want to do:
// CAP_MODE_CHARACTERS is always on.
// CAP_MODE_WORDS is on if there is some whitespace before the cursor.
@ -230,11 +232,15 @@ public final class StringUtils {
// single quote since they aren't start punctuation in the unicode sense, but should still
// be skipped for English. TODO: does this depend on the language?
int i;
for (i = cs.length(); i > 0; i--) {
final char c = cs.charAt(i - 1);
if (c != Keyboard.CODE_DOUBLE_QUOTE && c != Keyboard.CODE_SINGLE_QUOTE
&& Character.getType(c) != Character.START_PUNCTUATION) {
break;
if (hasSpaceBefore) {
i = cs.length() + 1;
} else {
for (i = cs.length(); i > 0; i--) {
final char c = cs.charAt(i - 1);
if (c != Keyboard.CODE_DOUBLE_QUOTE && c != Keyboard.CODE_SINGLE_QUOTE
&& Character.getType(c) != Character.START_PUNCTUATION) {
break;
}
}
}
@ -247,6 +253,7 @@ public final class StringUtils {
// if the first char that's not a space or tab is a start of line (as in, either \n or
// start of text).
int j = i;
if (hasSpaceBefore) --j;
while (j > 0 && Character.isWhitespace(cs.charAt(j - 1))) {
j--;
}

67
tests/src/com/android/inputmethod/latin/StringUtilsTests.java
View File

@ -93,22 +93,24 @@ public class StringUtilsTests extends AndroidTestCase {
}
private void onePathForCaps(final CharSequence cs, final int expectedResult, final int mask,
final Locale l) {
final Locale l, final boolean hasSpaceBefore) {
int oneTimeResult = expectedResult & mask;
assertEquals("After >" + cs + "<", oneTimeResult, StringUtils.getCapsMode(cs, mask, l));
assertEquals("After >" + cs + "<", oneTimeResult,
StringUtils.getCapsMode(cs, mask, l, hasSpaceBefore));
}
private void allPathsForCaps(final CharSequence cs, final int expectedResult, final Locale l) {
private void allPathsForCaps(final CharSequence cs, final int expectedResult, final Locale l,
final boolean hasSpaceBefore) {
final int c = TextUtils.CAP_MODE_CHARACTERS;
final int w = TextUtils.CAP_MODE_WORDS;
final int s = TextUtils.CAP_MODE_SENTENCES;
onePathForCaps(cs, expectedResult, c | w | s, l);
onePathForCaps(cs, expectedResult, w | s, l);
onePathForCaps(cs, expectedResult, c | s, l);
onePathForCaps(cs, expectedResult, c | w, l);
onePathForCaps(cs, expectedResult, c, l);
onePathForCaps(cs, expectedResult, w, l);
onePathForCaps(cs, expectedResult, s, l);
onePathForCaps(cs, expectedResult, c | w | s, l, hasSpaceBefore);
onePathForCaps(cs, expectedResult, w | s, l, hasSpaceBefore);
onePathForCaps(cs, expectedResult, c | s, l, hasSpaceBefore);
onePathForCaps(cs, expectedResult, c | w, l, hasSpaceBefore);
onePathForCaps(cs, expectedResult, c, l, hasSpaceBefore);
onePathForCaps(cs, expectedResult, w, l, hasSpaceBefore);
onePathForCaps(cs, expectedResult, s, l, hasSpaceBefore);
}
public void testGetCapsMode() {
@ -116,26 +118,31 @@ public class StringUtilsTests extends AndroidTestCase {
final int w = TextUtils.CAP_MODE_WORDS;
final int s = TextUtils.CAP_MODE_SENTENCES;
Locale l = Locale.ENGLISH;
allPathsForCaps("", c | w | s, l);
allPathsForCaps("Word", c, l);
allPathsForCaps("Word.", c, l);
allPathsForCaps("Word ", c | w, l);
allPathsForCaps("Word. ", c | w | s, l);
allPathsForCaps("Word..", c, l);
allPathsForCaps("Word.. ", c | w | s, l);
allPathsForCaps("Word... ", c | w | s, l);
allPathsForCaps("Word ... ", c | w | s, l);
allPathsForCaps("Word . ", c | w, l);
allPathsForCaps("In the U.S ", c | w, l);
allPathsForCaps("In the U.S. ", c | w, l);
allPathsForCaps("Some stuff (e.g. ", c | w, l);
allPathsForCaps("In the U.S.. ", c | w | s, l);
allPathsForCaps("\"Word.\" ", c | w | s, l);
allPathsForCaps("\"Word\". ", c | w | s, l);
allPathsForCaps("\"Word\" ", c | w, l);
allPathsForCaps("", c | w | s, l, false);
allPathsForCaps("Word", c, l, false);
allPathsForCaps("Word.", c, l, false);
allPathsForCaps("Word ", c | w, l, false);
allPathsForCaps("Word. ", c | w | s, l, false);
allPathsForCaps("Word..", c, l, false);
allPathsForCaps("Word.. ", c | w | s, l, false);
allPathsForCaps("Word... ", c | w | s, l, false);
allPathsForCaps("Word ... ", c | w | s, l, false);
allPathsForCaps("Word . ", c | w, l, false);
allPathsForCaps("In the U.S ", c | w, l, false);
allPathsForCaps("In the U.S. ", c | w, l, false);
allPathsForCaps("Some stuff (e.g. ", c | w, l, false);
allPathsForCaps("In the U.S.. ", c | w | s, l, false);
allPathsForCaps("\"Word.\" ", c | w | s, l, false);
allPathsForCaps("\"Word\". ", c | w | s, l, false);
allPathsForCaps("\"Word\" ", c | w, l, false);
// Test for phantom space
allPathsForCaps("Word", c | w, l, true);
allPathsForCaps("Word.", c | w | s, l, true);
l = Locale.FRENCH;
allPathsForCaps("\"Word.\" ", c | w, l);
allPathsForCaps("\"Word\". ", c | w | s, l);
allPathsForCaps("\"Word\" ", c | w, l);
allPathsForCaps("\"Word.\" ", c | w, l, false);
allPathsForCaps("\"Word\". ", c | w | s, l, false);
allPathsForCaps("\"Word\" ", c | w, l, false);
}
}